99994143704 has 64 divisors (see below), whose sum is σ = 230902539840. Its totient is φ = 39532953600.

The previous prime is 99994143703. The next prime is 99994143707. The reversal of 99994143704 is 40734149999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99994143703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122632 + ... + 1208424.

It is an arithmetic number, because the mean of its divisors is an integer number (3607852185).

Almost surely, 2^99994143704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99994143704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115451269920).

99994143704 is an abundant number, since it is smaller than the sum of its proper divisors (130908396136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99994143704 is a wasteful number, since it uses less digits than its factorization.

99994143704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87420 (or 87416 counting only the distinct ones).

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 99994143704 in words is "ninety-nine billion, nine hundred ninety-four million, one hundred forty-three thousand, seven hundred four".